Augustine of Hippo : The words that Moses says to the people, afraid of the enemies that live in the country where he is going to take them, and which are these: Do not be afraid or fear them; the Lord your God, who goes before you, he will conquer you at your side, they clearly show that God helps man, but men must act also. — QUESTIONS ON DEUTERONOMY, Q. 1 (tr. J. Litteral, draft)